学习MFC的好例子1-learning a good example of a

今天上传的是单片机的串口测试程序，希望对单片机爱好者有用。以后还会上传更多程序。-Upload today is a single-chip serial testing procedures in the hope that useful to chip lovers. Future will upload more procedures.

串口通信界面，包含接收和显示，通信端口为com3-Serial communication interface, including receive and display, communication port com3